全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...

光伏并网多逆变器并联建模及谐振分析

DOI: 10.13334/j.0258-8013.pcsee.2014.03.003, PP. 336-345

Keywords: 多逆变器并联,多逆变器并联建模,多逆变器并联谐振,LCL滤波器

Full-Text   Cite this paper   Add to My Lib

Abstract:

针对光伏并网发电系统中多逆变器并联谐振问题,首先,建立包括电流控制、电压前馈和脉宽调制(pulsewidthmodulation,PWM)谐波特性的单台逆变器小信号电路模型,并扩展成多逆变器并联小信号模型,提出基于2台逆变器和同类激励源合并的多逆变器并联系统小信号模型简化等效方法,分析多逆变器的基本谐振特性,并得出谐振与各逆变器控制和载波同步性有关的结论。最后,通过相关的实验研究,验证了所提出的多逆变器简化等效模型和理论分析的正确性。

References

[1]  Dannehl J, Wessels C, Fuchs F W.Limitations of Voltage-Oriented PI Current Control of Grid-Connected PWM Rectifiers With LCL Filters[J].IEEE Transactions on Industrial Electronics, 2009, 56(2):380-388.
[2]  Koutroulis E, Blaabjerg F.Methodology for the optimal design of transformerless grid-connected PV inverters [J].Power Electronics, IET, 2012, 5(8):1491-1499.
[3]  Liserre M, Blaabjerg F, Hansen S.Design and control of an LCL-filter-based three-phase active rectifier [J].IEEE Transactions on Industry Applications, 2005, 41(5):1281-1291.
[4]  Twining E, Holmes D G.Grid current regulation of a three-phase voltage source inverter with an LCL input filter[J].IEEE Transactions on Power Electronics, 2003, 18(3):888-895.
[5]  Enslin J H R, Heskes P J M.Harmonic interaction between a large number of distributed power inverters and the distribution network[J].IEEE Transactions on Power Electronics, 2004, 19(6):1586-1593.
[6]  Kotsopoulos A, Heskes P J M, Jansen M J.Zero-crossing distortion in grid-connected PV inverters[J].IEEE Transactions on Industrial Electronics, 2005, 52(2):558-565.
[7]  Agorreta J L, Borrega M, López J, et al.Modeling and control of N-paralleled grid-connected inverters with LCL filter coupled due to grid impedance in PV plants[J].IEEE Transactions on Power Electronics, 2011, 26(3-4):770-785.
[8]  Lu X, Liserre M, Sun K, et al.Resonance propagation of parallel-operated DC-AC converters with LCL filters[C]//Applied Power Electronics Conference and Exposition.IEEE, 2012:877-884.
[9]  许德志, 汪飞, 毛华龙, 等.多并网逆变器与电网的谐波交互建模与分析[J].中国电机工程学报, 2013, 33(12):64-71.Xu Dezhi, Wang Fei, Mao Hualong, et al.Modeling and analysis of harmonic interaction between multiple grid-connected inverters and the utility grid [J].Proceedings of the CSEE, 2013, 33(12):64-71(in Chinese).
[10]  He J, Li Y, Bosnjak D, et al.Investigation and active damping of multiple resonances in a parallel-inverter based microgrid[J].IEEE Transactions on Power Electronics, 2013, 28(1):234-246.
[11]  Bocker J, Buchholz O.Can oversampling improve the dynamics of PWM controls?[C]//IEEE International Conference on Industrial Technology (ICIT).IEEE, 2013:1818-1824.
[12]  Holmes D G, Lipo T A, McGrath B P, et al.Optimized design of stationary frame three phase ac current regulators[J].IEEE Transactions on Power Electronics, 2009, 24(11):2417-2426.
[13]  张兴, 张崇巍.PWM 整流器及其控制[M].北京:机械工业出版社, 2012:132-139.Zhang Xing, Zhang Chongwei.PWM rectifier and it’s control[M].Beijing:China Machine Press, 2012:132-139(in Chinese).
[14]  Sun J.Small-signal methods for AC distributed power systems-a review[J].IEEE Transactions on Power Electronics, 2009, 24(11):2545-2554.
[15]  MIDDLEBROOK R D.Input Filter Considerations In Design and Application of Switching Regulators[C]// IEEE Power Electronics Specialists Conference.1976.
[16]  Yao Z, Therond P G, Davat B.Stability analysis of power systems by the generalised Nyquist criterion[C]// Proceedings of International Conference on Control.UK, 1994:739-744.
[17]  Sun J.Impedance-based stability criterion for grid- connected inverters[J].IEEE Transactions on Power Electronics, 2011, 26(11):3075-3078.
[18]  杨恩星, 仇志凌, 陈国柱, 等.基于载波移相并联的直驱风力发电并网变流器控制策略[J].中国电机工程学报, 2009, 29(21):8-13.Yang Enxing, Qiu Zhiling, Chen Guozhu, et al.Control strategy for direct-drive wind generation grid side converter based on carrier phase shifting parallel [J].Proceedings of the CSEE, 2009, 29(21):8-13(in Chinese).
[19]  吴云亚, 谢少军, 阚加荣, 等.逆变器侧电流反馈的 LCL 并网逆变器电网电压前馈控制策略[J].中国电机工程学报, 2013, 33(6):54-60.Wu Yunya, Xie Shaojun, Kan Jiarong, et al.A full grid voltage feed-forward control strategy with inverter-side current feedback for LCL grid-connected inverters [J].Proceedings of the CSEE, 2013, 33(6):54-60(in Chinese).
[20]  Abeyasekera T, Johnson C M, Atkinson D J, et al.Suppression of line voltage related distortion in current controlled grid connected inverters[J].IEEE Transactions on Power Electronics, 2005, 20(6):1393-1401.

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133